diff --git a/hal/halx86/generic/misc.c b/hal/halx86/generic/misc.c
index 00ea13bd0d8..3e4d0c9a55f 100644
--- a/hal/halx86/generic/misc.c
+++ b/hal/halx86/generic/misc.c
@@ -18,6 +18,7 @@ BOOLEAN HalpNMIInProgress;
 
 /* PRIVATE FUNCTIONS **********************************************************/
 
+#ifndef _MINIHAL_
 NTSTATUS 
 NTAPI
 HalpOpenRegistryKey(IN PHANDLE KeyHandle,
@@ -58,6 +59,7 @@ HalpOpenRegistryKey(IN PHANDLE KeyHandle,
     /* We're done */
     return Status;
 }
+#endif
 
 VOID
 NTAPI